Islander Calabro GMT World Time WatchvsRaven Custom - 39mm GMT Diver - Storm

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Islander Calabro GMT World Time Watch at true scale

Calabro GMT World Time Watch

Raven Custom - 39mm GMT Diver - Storm at true scale

Custom - 39mm GMT Diver - Storm

Diameter

40mm

39mm

Lug-to-Lug

14mm

n/a

Thickness

14mm

n/a

Water Resistance

200m

200m

MSRP

$329

lowest

$590

Movement

Seiko NH34

Seiko NH34

Case

4 specs
Diameter
40mm
39mm
Thickness
14mm
n/a
Lug-to-Lug
14mm
n/a
Material
Stainless Steel
Ceramic

Pricing

1 specs
MSRP
$329
$590
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Islander Calabro GMT World Time Watch

Owners widely praise the Islander Calabro GMT World Time Watch for its excellent value and quality, with many appreciating the attractive split dial design and the "true" GMT functionality powered by the Seiko NH34 automatic movement. Specific positive points include the retro day window, a well-regarded bracelet with screw links and micro-adjustments, and applied indices. One owner noted the watch is 39mm, not 40mm, and found the lume not as advertised, while another suggested improvements to the busy dial layout. On balance, owners rate the Islander Calabro GMT World Time Watch highly for its impressive feature set and design at its affordable price point.

Raven Custom - 39mm GMT Diver - Storm

Owners widely praise the Raven Custom - 39mm GMT Diver - Storm for its 39mm case size, described as perfect for a vintage-inspired diver, and its legibility, killer lume, and smooth bezel action. One owner found the stock bracelet too simple for the shiny case, opting for an aftermarket jubilee. The watch is offered at $375 with a 12-month warranty and features a Seiko NH34 GMT movement and BGW9 lume. Overall, owners rate the Raven Custom - 39mm GMT Diver - Storm highly for its excellent wearability and bright, legible dial at the price.

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